অন্তরীকরণ MCQs
Showing 50 questions (Total: 206)
x + y = 7 এবং xy = 10 হলে (x-y) এর মান কত?
Correct Answer:
ক: ৩
x + y = 12 এবং x - y = 2 হলে xy এর মান কত?
Correct Answer:
ক: ৩৫
x + y = 14 হলে xy এর বৃহত্তম মান কত হবে?
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ঘ: ৪৯
x+y = 7 এবং xy = 10 হলে x-y)2 এর মান কত?
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গ: ৯
x+y=2, x2+y2=4 হলে x3+y3=কত?
Correct Answer:
C: ৮
log 0 এর মান কত?
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খ: অসংজ্ঞায়িত
x=logya হলে, dydx সমান কত?
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ক: -ylnyx
x>0 এর সাপেক্ষে e ভিত্তিক log(1/x) এর derivative-
Correct Answer:
খ: -1/x
y=x²+1/x² হলে, x²(d²y/dx²) + x(dy/dx) - 4y=?
Correct Answer:
A: 2
যদি x²+3xy+5y²=10 হয়, তবে dy/dx সমান-
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ঘ: -(2x+3y)/(3x+10y)
x²+y²=25 হলে, (3,-4) বিন্দুতে dy/dx এর মান-
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গ: 3/4
loge(1+x) =?
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D: x-x22+x33- ....
যদি x-y=2 এবং xy=3 হয়, তবে x+y=?
Correct Answer:
খ: ±4
Which one of the following options is equivalent to 3log2+log5?
Correct Answer:
B: log40
Seats for Mathematics, physics and Biology in a school are in the ratio 5: 7: 8. There is a proposal to increases these seats by 40% , 50% and 75% respectively , what will be the ratio of increased seats?
Correct Answer:
C: 2:3:4
when the integer k is divided by 7, the remainder is 5. which of the following expressions below when divided by 7, will have remainder of 6? I. 4k +7 , II. 6k + 1 III. 8k +1
Correct Answer:
B: I and II only
If x is and integer and y =4x +3, which of the following can not be a divisor of y?
Correct Answer:
B: 6
If x + y > 7 and x -y > 5 , then which of the following gives all possible values of x and only possible values of x ?
Correct Answer:
A: x>6
The next logical number in the following sequence of numbers : 2, 6, 14, 30...... is
Correct Answer:
A: 62
y = a −4x হলে dydx=?
Correct Answer:
ক: −4a −4xlogea
d/dx[cot−1(ex)]=?
Correct Answer:
A: ex1−e2x
y=x(3−x2) & dy/dx=0 then x=?
Correct Answer:
A: ±1
logar.logzp=1 then, z=?
Correct Answer:
A: r
x2-2x+1=5y সমীকরনটি কী নির্দেশ করে?
Correct Answer:
খ: পরাবৃত্ত
log10(pq)=?
Correct Answer:
D: log10p-log10q
2x-5y+3=0,4x-10y+11=0 এর সমাধান-
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D: কোনটিই নয়
সরল করঃlog27+log8-log125log6-log5
Correct Answer:
A: 3/2
If 8x - 5y + 16 = 0 & x +3y -17 =0 , what is the value of ?
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D: Try your self
If Y = 8 + X and 3Y = 3 + 4X. what is the value of Y?
Correct Answer:
D: 29
If log18x =-32,then x is equal to ___
Correct Answer:
B: 4
The ratio of seats for Mathematics , Physics and Biology in a school is 5: 7: 8 . There is a proposal to increase these seats by 40% , 50% and 75% respectively. What will be the ratio of increased seats?
Correct Answer:
A: 2 : 3: 4
y=ln1+x হলে d2ydx2= ?
Correct Answer:
C: -1(1+x)2
Observe the following information and find the correct answer? i. loga(m)p=plogam ii.24=16 and log216=4 are synomymous iii. loga(m+n)=logam+logan
Correct Answer:
A: i and ii
which of the following information is alone sufficient to find out the value 4x2 +12xy + 9y2 ?
Correct Answer:
D: 2x + 3y =2
y=x-2x2+2x+4 এর অন্তরক
Correct Answer:
ক: 3x2
If, x+y> 4 and x<3 then y> 1 is true
Correct Answer:
C: only if x>o
4x+3y-12 = 0 রেখা দ্বারা অক্ষদ্বয়ের মধ্যবর্তী খন্ডিত অংশের দৈর্ঘ্য-
Correct Answer:
খ: 5
x+2y = -1 এবং 2x-y = -3 রেখাদ্বয়-
Correct Answer:
খ: ⊥
logma.logbm.logxb=1 হলে X=?
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D: 1
logar.logpa.logzp=1 হলে z =?
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খ: r
If the positive integer x leaves a remainder of 2 when divided by 8, what will the remainder be when x +9 is divided by 8?
Correct Answer:
C: 3
If x+y <10 , and x-y>12, which of the following pairs could be the values of x and y?
Correct Answer:
D: ( 8, -6)
if x + y = 10 and xy = 10, then 1x+1y=?
Correct Answer:
A: 1
if x+y=20 and xy=10,then 1x+1y=?
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B: 2
what is the value of 316+16+16=?
Correct Answer:
A: 6
Find the center of the cirele 3x2+3y2-36x+12y=0
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D: (6,-2)
Determine the equation of the directer of parabola:x2+8x+2y=0
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B: y=17/2
x+y= 2 রেখাটি অক্ষ দুটির মধ্যবর্তী খন্ডিত অংশের পরিমাণ -
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ঘ: 2√2
12x+5y-60=0 রেখা দ্বারা অক্ষদ্বয়ের মধ্যবর্তী খন্ডিত অংশের দৈর্ঘ্য-
Correct Answer:
গ: 13
Find the answer that best completes the analogy: people : democracy :: wealthy:
Correct Answer:
C: plutocracy